tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (C) 2012 ARM Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16#ifndef __ASM_SIGNAL32_H
17#define __ASM_SIGNAL32_H
18
19#ifdef __KERNEL__
20#ifdef CONFIG_COMPAT
21#include <linux/compat.h>
22
23#define AARCH32_KERN_SIGRET_CODE_OFFSET 0x500
24
25extern const compat_ulong_t aarch32_sigret_code[6];
26
27int compat_setup_frame(int usig, struct k_sigaction *ka, sigset_t *set,
28 struct pt_regs *regs);
29int compat_setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info,
30 sigset_t *set, struct pt_regs *regs);
31
32void compat_setup_restart_syscall(struct pt_regs *regs);
33#else
34
35static inline int compat_setup_frame(int usid, struct k_sigaction *ka,
36 sigset_t *set, struct pt_regs *regs)
37{
38 return -ENOSYS;
39}
40
41static inline int compat_setup_rt_frame(int usig, struct k_sigaction *ka,
42 siginfo_t *info, sigset_t *set,
43 struct pt_regs *regs)
44{
45 return -ENOSYS;
46}
47
48static inline void compat_setup_restart_syscall(struct pt_regs *regs)
49{
50}
51#endif /* CONFIG_COMPAT */
52#endif /* __KERNEL__ */
53#endif /* __ASM_SIGNAL32_H */